Love a challenge? Try telling the time on this equation watch! This smart and stylish watch features the equivalent notation of each number. Don't you hate it when the daily grind is just too easy? To solve this life problem alongside others of a more mathematical nature, we have given rise to the Math Equation Watch. Each hour has been replaced with an equation equalling the usual number. Impress your friends with your geeky-skills or give the nerd in your life a gift they will truly cherish. Each hour has been replaced with an equation equalling that number! Shower-proof A geek-tastic gift for the nerd in your life, fuddle your friends and confound your co-workers.